Category Archives: Aftermarket Alarm System Remote

Confusion Regarding Code Alarm PT-6C and PT-7C Remote Key Fobs (Transmitters)

Prior to the acquisition by Voxx, Code Alarm did some very confusing things with respect to its alarm system remote transmitters. Code Alarm parts PT-6C and PT-7C are a case in point. These 3-button (PT-6C) and 4-button (PT-7C) parts came … Continue reading

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Autopage XT-915LCD and XT-915s Remote Key Fob (Transmitter)

Remotes Unlimited receives frequent requests for replacement transmitters for AutoPage alarm systems that used the 2-way LCD remote XT-915LCD and the 1-way companion remote XT-915s. Here is one of our typical responses: Thank you for contacting Remotes Unlimited. I hate … Continue reading

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Loss of Car Alarm System Programming When Car Battery Goes Dead

We recently received an inquiry from a customer whose ProStart car alarm remote transmitter no longer worked after jumping a dead car battery. Even more annoying, the car alarm sounded and would not turn off. This is a common issue … Continue reading

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Replacement Remote Key Fobs with FCC ID H5OT21 — Autopage Alert Guardian Marksman Silencer

Several marketers of add-on alarm and remote start systems sold products that used a remote transmitter with FCC ID H5OT21. These include Autopage, Code Alarm (Guardian) and Magnadyne (Alert, Marksman and Silencer). Many of these brands have gone out of … Continue reading

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Compustar 5400 Module

We had an interesting blog query recently from a customer who wanted a one-way transmitter that would work with his Compustar 5400 module. The 5400 module is an add-on component that enables phone communications with a variety of Compustar alarm … Continue reading

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Replacement (Audiovoxx) Prestige Remote Transmitter with FCC ID H5OT35

A visitor to our website recently asked about a replacement one-way remote transmitter for his Audiovox Prestige XRO9100 car alarm system. The correct part is Audiovox part XRO-91P with FCC ID H5OT35, Remotes Unlimited part 077-6496, which can be seen … Continue reading

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Audiovox (Voxx) Type 20 Prestige and Pursuit Remote Start Transmitters

Buying a replacement keyless entry, remote start or alarm system remote transmitter can be confusing. Often, there are multiple replacement parts that can be used interchangeably but look different. In other cases, parts that look identical are not interchangeable. That … Continue reading

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Remote Transmitters with FCC ID EZSDEI7701

Remotes Unlimited is aware of 5 two-way LCD remote transceivers with FCC ID EZSDEI7701. To our knowledge, only two of these keyfobs are still being manufactured. EZSDEI7701 remotes carrying the UNGO or ASTROSTART brand are unique, and cannot be replaced … Continue reading

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Audiovox Car Alarm Systems Using AA-9158 Power Door Lock Interface

We recently received an inquiry from a customer who said the add-on car alarm system in his vehicle is an Audiovox AA-9158 system. This reference number actually refers to a power door lock interface component that was used in multiple … Continue reading

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Interchangeable Remote Key Fobs with Different Button Configurations

At Remotes Unlimited, we often are asked questions about button configurations and icons on keyless entry and add-on system remote transmitters. Questions include such things as: (1) “When I search for my keyfob on remotesunlimited.com using my FCC ID, why … Continue reading

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